package com.gulimall.gateway.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.reactive.CorsConfigurationSource;
import org.springframework.web.cors.reactive.CorsWebFilter;
import org.springframework.web.cors.reactive.UrlBasedCorsConfigurationSource;
import org.springframework.web.server.ServerWebExchange;

/**
 * @Author by董江
 * @Tool Intellij IDEA
 * @Classname CorsConfiguration
 * @Date 2022/4/25 23:05
 */
@Configuration
public class GulimallCorsConfiguration {

    @Bean
    public CorsWebFilter corsWebFilter(){
        //创建存放跨域配置的信息
        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();

        CorsConfiguration corsConfiguration = new CorsConfiguration();

        //配置跨域
        //允许哪些头跨域
        corsConfiguration.addAllowedHeader("*");
        //允许哪些请求方式跨域
        corsConfiguration.addAllowedMethod("*");
        //允许哪些请求来源跨域
        corsConfiguration.addAllowedOrigin("*");
        //是否允许携带cookies进行跨域
        corsConfiguration.setAllowCredentials(true);

        //注册进行跨域的配置
        source.registerCorsConfiguration("/**",corsConfiguration);

        return new CorsWebFilter(source);
    }
}
